The International Federation for the Surgery and Other Therapies for Obesity (IFSO) comprises 78 National Societies of Metabolic Bariatric Surgeons and Integrated Health Professionals.

IFSO’s mission is to unify the global scientific, surgical, and integrated health communities, for the purpose of dissemination of knowledge, collaboration and establishing universal standards of care for the treatment of individuals with adiposity-based chronic disease.


It focuses on Worldwide bariatric activities such as bariatric congresses, international meetings, coordination of scientific collaboration among various internal bariatric surgical organizations, collaboration with national governmental organizations and other international organizations such as the WHO.

The current President of IFSO is Jaime Ponce and the Congress Presidents are François Pattou and David Nocca.

For more information on IFSO please visit ifso.com